.piece-body-board{
    background-color: #eaf6e9;
    width: 670px;
    height: calc(200vh - 100px - 20px*2);
    padding: 20px;
}

.piece-body-share{
    background-color: white;
    height: 30px;
    margin-inline: 10px;
    margin-bottom: 30px;
}

.piece-body-article{
    background-color: white;
    min-height: calc(200vh - 100px - 20px*2 - 30px - 20px - 10px*2);
    margin: 10px;
}
